A million two-factor authentication codes sent via SMS passed through an obscure third-party company. Here's how it happened ...

SMS-based 2FA remains the default at many institutions. SIM swapping lets hackers port a phone number to a new SIM card. Hackers then receive SMS codes and bypass login protection.

Why Gmail is replacing SMS codes with QR codes - and what it means for you Written by Lance Whitney, Contributor Feb. 24, 2025 at 7:54 a.m. PT Reviewed by Elyse Betters Picaro ...

In an effort to curb global SMS scams, Google is planning to shift away from SMS two-factor authentication. Instead, Google will prompt users to scan a QR code to authenticate their phone numbers ...

An SMS routing company's exposed database was left online without a password, spilling 2FA codes and password reset links to the open web.